Seiko Cal. 5227 - 854

The 5227-854 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-d9a58e2a495d]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1965

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